Please eat me

 作者:班箭谳     |      日期:2019-03-07 08:01:11
By Debora MacKenzie SINGLE-celled organisms are capable of altruism, says a German microbiologist. He has found that individual yeast cells commit suicide so that their starving neighbours can cannibalise their nutrients. In multicellular animals, dangerously mutated or infected cells frequently kill themselves for the greater good of the organism. When these cells die, through programmed cell death or “apoptosis”,